Consider playing it with Obzedat, Ghost Council so you can continue to play lots of instant mass creature killers, not have to risk attacking with Obzedat, and still beat lots of face
Creatures (10) Planeswalkers (2) Lands (18) Spells (30) Creatures (7) Lands (20) Spells (33) Creatures (9) Planeswalkers (2) Lands (18) Spells (31) Okos widely included in Urza strategies, but always as a sideboard card
Creatures (24) 4 Robber of the Rich 4 Mire Triton 4 Kroxa, Titan of Death's Hunger 4 Valki, God of Lies 4 Dragonkin Berserker 4 Immersturm Predator Lands (22) Spells (14) Sideboard For more sane applications of Valki, maybe try all the other Rakdos decks weve talked about and whatever Rakdos deck you already have
You could, of course, just swing with a couple hundred Goblins, but there are some more amusing and less direct ways to win, as well